Mariner
OPTT icon

Mariner’s Ocean Power Technologies OPTT Stock Holding History

Mariner’s Portfolio OPTT Stock Details OPTT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-13,053
Closed -$3.92K – 3746
2025
Q4 		$3.92K Hold
13,053
– – ﹤0.01% 3518
2025
Q3 		$6.58K Buy
13,053
+1,000
+8% +$547 ﹤0.01% 3536
2025
Q2 		$5.72K Buy
+12,053
New +$5.72K ﹤0.01% 3460

Other funds holding OPTT

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
SIG
Spinnaker Investment Group Newport Beach, California $624M AUM 17.54% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return
DOA
D'Orazio & Associates Falls Church, Virginia $772M AUM 14.37% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

Mariner's OPTT Position: Q1 2026 in Review

Mariner sold out of Ocean Power Technologies (OPTT) in Q1 2026, closing a stake of 13,053 shares — an estimated $3.92K sold.

Mariner first reported a position in OPTT in Q2 2025 and held it in 3 quarters. The position peaked at $6.58K in Q3 2025. 69 funds tracked by Wall St. Rank hold OPTT as of Q1 2026.

  • Mariner reported no remaining Ocean Power Technologies position as of Q1 2026 after selling out during the quarter.
  • Mariner sold 13,053 Ocean Power Technologies shares in Q1 2026, an estimated $3.92K.
  • Mariner first reported a position in Ocean Power Technologies in Q2 2025 and held it in 3 quarters.
  • Mariner's Ocean Power Technologies position peaked at $6.58K in Q3 2025.
  • 69 funds tracked by Wall St. Rank held Ocean Power Technologies as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.